GPT-4 vs OpenAI o4-mini
Compare GPT-4 and OpenAI o4-mini, both from OpenAI, tested across 26 shared challenges. Updated May 2026.
Which is better, GPT-4 or OpenAI o4-mini?
GPT-4 and OpenAI o4-mini are both competitive models. GPT-4 costs $30/M input tokens vs $1.1/M for OpenAI o4-mini. Compare their real outputs side by side below.
Key Differences Between GPT-4 and OpenAI o4-mini
GPT-4 is made by openai while OpenAI o4-mini is from openai. On pricing, GPT-4 costs $30/M input tokens vs $1.1/M for OpenAI o4-mini.
API pricing
Per 1M tokens
GPT-4
Input
$30.00
Output
$60.00
OpenAI o4-mini
Input
$1.10
27× cheaper
Output
$4.40
14× cheaper
OpenAI o4-mini is cheaper on both — 27× input, 14× output
Our Verdict
GPT-4
OpenAI o4-mini
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
OpenAI o4-mini is 14x cheaper per token — worth considering if cost matters.
Too close to call
Writing DNA
Style Comparison
Similarity
51%
GPT-4 uses 82.3x more bold
GPT-4
OpenAI o4-mini
59%Vocabulary73%
18wSentence Length15w
1.10Hedging0.18
0.8Bold0.0
2.5Lists2.1
0.00Emoji0.00
0.00Headings0.00
0.45Transitions0.02
Based on 15 + 10 text responses
FAQ
